/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package de.drv.dsrv.spoc.web.util;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;

import javax.activation.DataSource;

/**
 * Implementiert eine DataSource auf Basis eines InpuStreams.
 */
public class InputStreamDataSource implements DataSource {

	private final InputStream inputStream;

	/**
	 * Konstruktor.
	 * 
	 * @param inputStream
	 *            InputStream-Objekt
	 */
	public InputStreamDataSource(final InputStream inputStream) {
		this.inputStream = inputStream;
	}

	@Override
	public InputStream getInputStream() throws IOException {
		return this.inputStream;
	}

	@Override
	public OutputStream getOutputStream() throws IOException {
		throw new UnsupportedOperationException("Not implemented");
	}

	@Override
	public String getContentType() {
		return "application/octet-stream";
	}

	@Override
	public String getName() {
		return "InputStreamDataSource";
	}
}